Home / 14,120.98-19,486.96-7,833.36

Finding the Fourth Proportional to 14,120.98, 19,486.96 and 7,833.36

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Solution

The fourth proportional to 14,120.98, 19,486.96 and 7,833.36 is: 10,810.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,120.98 : 19,486.96 = 7,833.36 : x
  2. Step 2: Convert to fraction form
    14,120.98/19,486.96 = 7,833.36/x
  3. Step 3: Cross multiply
    14,120.98x = 19,486.96 × 7,833.36
  4. Step 4: Simplify right side
    14,120.98x = 152,648,360.93
  5. Step 5: Solve for x
    x = 152,648,360.93/14,120.98
  6. Step 6: Final answer
    x = 10,810.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.